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Anodontia (Pegophysema)

Bivalvia - Lucinida - Lucinidae

Pegophysema was named by Stewart (1930) [Sepkoski's age data: T Eo-l R Sepkoski's reference number: 914]. It is extant. Its type is Anodontia (Pegophysema) schrammi.

It was reranked as Loripinus (Pegophysema) by Pilsbry and Olsson (1941); it was reranked as Cavilucina (Pegophysema) by Marks (1951); it was reranked as Anodontia (Pegophysema) by Glover and Taylor (2007).

It was assigned to Loripinus by Pilsbry and Olsson (1941); to Cavilucina by Marks (1951); to Lucininae by Woodring (1982); to Veneroida by Sepkoski (2002); and to Anodontia by Glover and Taylor (2007).

Synonymy list
YearName and author
1930Pegophysema Stewart
1941Loripinus (Pegophysema) Pilsbry and Olsson p. 57
1951Cavilucina (Pegophysema) Marks p. 338
1982Pegophysema Woodring p. 622
2002Pegophysema Sepkoski, Jr.
2007Anodontia (Pegophysema) Glover and Taylor p. 112

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EubilateriaAx 1987
subclassAutobranchia(Groblen 1894)
infraclassHeteroconchia(Cox 1960)
CardiomorphiFerussac 1822
CardioniFerussac 1822
LucinidiaGray 1854
orderLucinida(Stoliczka 1871)
superfamilyLucinoideaFleming 1828
familyLucinidaeFleming 1828
genusAnodontiaLink 1807
subgenusPegophysema(Stewart 1930)

If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.

E. A. Glover and J. D. Taylor 2007As Anodontia, shells large, moderately infl ated, thin-shelled, outer surface with prominent, irregular, rounded, commarginal ridges. Ligament internal, shallowly to deeply inset. Anterior adductor scar short, detached for 70% of length. Pallial line entire, with secondary pallial attachment scars (Fig. 3) extending posteriorly from below anterior adductor scar.